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In an experimental treatment, a randomly chosen individual scores 51 on a measurement.The population in general are normally distributed with a mean of 37 and a population standard deviation of 7.The researcher predicts that the treatment will create an effect on the subject but does not specify if the measurement will increase or decrease.Using a 5% significance level , what conclusions should this researcher make about the treatment.Utilize the five-step z-test hypothesis testing process and show all your work.